Patio block



FIG. 1 is a top plan view of a patio block showing my new design, thebottom being plain and unornamented;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof, the left end of the blockpartially shown; and,

FIG. 5 is a front elevational view thereof.

The ornamental design for a patio block, as shown and described.